Someone of inferior intellect to yourself, and who unwittingly does something incredably stupid. Relating to hand/string puppets used in the muppets etc. whom are, contrary to public belief, stuffed lifeless creatures. One who has a hand stuck up itself to help it function. A muppet.

A Muppet is one of the best things in the world, it's really one of Jim Hensons creations. Some of the Muppets include:
Animal
SGT Floyd Pepper
Janice
Dr. Teeth
Zoot
Lips
Gonzo
Robin
The Swedish Chef
Beaker
and many more

What does Animal mean?
A living thing
No
Then what does Animal mean?
The crazy muppet that plays the drums on The Muppet Show!